 
				
	| 2011 Chevrolet Silverado 1500 LT 5.3L MIL Lamp on Hi everyone, this truck continues to have p0604 hard code after two reman ecm's. All power and grounds to pcm have been checked and all is well. there no codes in any other module. ECM has always fixed this code for me and I suspect another bad module. I d... 
                        
                            FIX posted 3/28/2019
                               
                    iATN Members:  Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle 14 Replies Received (View Replies)14 Replies Received (Hide Replies)
 | Message Closed w/FIX 
 | 
| VIN | 3GCPCSE04B | 
| Engine | 5.3 L / 8 cyl / FLEX | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / sefi | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| P0604 | Internal TCM Malfunction | 
Message Closed w/FIX
            
             Vehicle Data
 Vehicle Data
                2011 Chevrolet Silverado 1500 LT
| VIN | 3GCPCSE04B | 
| Engine | 5.3 L / 8 cyl / FLEX | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / sefi | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| P0604 | Internal TCM Malfunction | 
 14 Replies Received
14 Replies Received
 14 Replies Received
          14 Replies Received
           Related Documents & Media
  Related Documents & Media   Video
Video